Put the summary of the bug you're having here
What I expected to happen was...:
the potion textures to be what they usually were.
What actually happened was...:
most of the textures were the same as the potion of harming texture
Steps to Reproduce:
1. open the potions tab in the creative menu
2. ...
3. ...
Fixed for a future version (MC-84253). If you have not, please search before reporting issues as this bug has been reported at least 50 times already.